餐厅点餐系统需求分析说明书

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1、餐厅点餐系统需求分析说明书目录1．引言------------------------------------------------------------------------------------------------------------21.1编写目的-----------------------------------------------------------------------------------------------21.2背景说明-------------------------------------

2、----------------------------------------------------------21.3术语定义-----------------------------------------------------------------------------------------------21.4参考资料-----------------------------------------------------------------------------------------------22.概述------

3、-----------------------------------------------------------------------------------------------------22.1任务概述-----------------------------------------------------------------------------------------------22.2功能概述---------------------------------------------------------------

4、--------------------------------43.数据流程图-------------------------------------------------------------------------------------------------43.1数据字典-----------------------------------------------------------------------------------------------43.2数据结构---------------------------

5、--------------------------------------------------------------------63.3数据流程图--------------------------------------------------------------------------------------------84.系统要求---------------------------------------------------------------------------------------------------

6、--94.1性能要求-----------------------------------------------------------------------------------------------94.2体验要求-----------------------------------------------------------------------------------------------95.意外处理------------------------------------------------------------

7、-----------------------------------------96.可行性分析--------------------------------------------------------------------------------------------------96.1技术可行性--------------------------------------------------------------------------------------------96.2经济可行性------------------

8、--------------------------------------------------------------------------9